Blank for manufacturing outer socks of fabric, outer socks using the same and manufacturing method of outer socks

Abstract

Disclosed is a no-show sock manufactured by using a fabric, the no-show sock including a bottom portion 10 configured to define a bottom of the no-show sock made by a series of fabrics connected integrally, a front portion 12 configured to cover toes and a front foot top, and first and second lateral portions 14 and 16 configured to surround lateral foot sides and a heel, in which the front portion 12 is connected to an upper end of the bottom portion 10 , and a boundary line BL on which the bottom portion 10 and the front portion 12 are connected has a predetermined inclination angle θ with respect to a horizontal line HL perpendicular to a central axis CL of the bottom portion 10.

What is claimed is: 
     
       1. A blank ( 1 ) for manufacturing a no-show sock by using a fabric, the blank ( 1 ) comprising:
 a bottom portion ( 10 ) configured to define a bottom of the no-show sock; 
 a front portion ( 12 ) configured to cover toes and a front foot top; and 
 first and second lateral portions ( 14 ,  16 ) configured to surround lateral foot sides and a heel, 
 the bottom portion ( 10 ), the front portion ( 12 ), and the first and second lateral portions ( 14 ,  16 ) are made by the fabric and connected integrally, 
 wherein the front portion ( 12 ) is connected to an upper end of the bottom portion ( 10 ), and 
 wherein a boundary line BL on which the bottom portion ( 10 ) and the front portion ( 12 ) are connected has a predetermined inclination angle θ with respect to a horizontal line HL perpendicular to a central axis CL of the bottom portion ( 10 ), wherein the bottom portion ( 10 ) has a contour configured to correspond to a sole, first and second lateral portions ( 14 ,  16 ) are connected to two opposite edges ( 10   c ,  10   d ) of a rear portion of the bottom portion ( 10 ), respectively, a lower end of the bottom portion ( 10 ) has a contour curved and protruding outward configured to correspond to the heel, and a ninth superimposed portion ( 29 ) is formed at a lower end of the bottom portion  10 ), 
 wherein a third superimposed portion ( 23 ) is formed at an upper end of the first lateral portion ( 14 ), a first cutting line ( 31 ) extending to a lower end of the third superimposed portion ( 23 ) is formed con an inner edge of the third superimposed portion ( 23 ), a fifth superimposed portion ( 25 ) is formed at a lower end of the first lateral portion  14 ), and a seventh superimposed portion ( 27 ) is positioned on an inner edge of the first lateral portion ( 14 ), 
 wherein a fourth superimposed portion ( 24 ) is formed at an upper end of the second lateral portion ( 16 ), a second cutting line ( 32 ) extending to a lower end of the fourth superimposed portion ( 24 ) is formed on an inner edge of the fourth superimposed portion ( 24 ), a sixth superimposed portion ( 26 ) is formed at a lower end of the second lateral portion ( 16 ), and an eighth superimposed portion ( 28 ) is formed on an inner edge of the second lateral portion ( 16 ), 
 wherein first and second superimposed portions ( 22 ) are formed at two opposite sides of an upper end of the front portion ( 12 ), and two opposite edges ( 12   a ,  12   b ) of the front portion have contours corresponding to a portion of the two opposite edges ( 10   a ,  10   b ) forefoot area of the bottom portion ( 10 ), 
 wherein when the front portion ( 12 ) is folded along the boundary line BL relative to the bottom portion ( 10 ), rear surfaces ( 21 B,  22 B) of the first and second superimposed portions ( 21 ,  22 ) at the upper end of the front portion ( 12 ) are arranged to overlap a front surface ( 23 A) of the third superimposed portion ( 23 ) at the upper end of the first lateral portion ( 14 ) and a front surface ( 24 A) of the fourth superimposed portion ( 24 ) at the upper end of the second lateral portion ( 16 ), respectively and the first and second superimposed portions ( 21 ,  22 ) are sewn tog with the third and fourth superimposed portions ( 23 ,  24 ), respectively, and the two opposite edges ( 12   a ,  12   b ) of the front portion are aligned to correspond to a portion of the two opposite edges ( 10   a ,  10   b ) in the forefoot area of the bottom portion ( 10 ), respectively and sewn together, 
 wherein the fifth superimposed portion ( 25 ) at the lower end of the first lateral portion ( 14 ) and the sixth superimposed portion ( 26 ) at the lower end of the second lateral portion ( 16 ) overlap each other and are sewn together, and 
 wherein the ninth superimposed portion ( 29 ) at the lower end of the bottom portion ( 10 ) overlaps with the seventh superimposed portion ( 27 ) on an inner edge of the first lateral portion ( 14 ) and the eighth superimposed portion ( 28 ) on an inner edge of the second lateral portion ( 16 ) and is sewn together with them. 
 
     
     
       2. The blank of  claim 1 , wherein the inclination angle θ of the boundary line BL on which the bottom portion ( 10 ) and the front portion ( 12 ) are connected with respect to the horizontal line HL perpendicular to the central axis CL of the bottom portion ( 10 ) is about 5° to 30°. 
     
     
       3. The blank of  claim 1 , wherein a protrusion ( 29   d ) protruding outward along the central axis CL of the bottom portion ( 10 ) is formed at a center of the ninth superimposed portion ( 29 ) at the lower end of the bottom portion ( 10 ). 
     
     
       4. The blank of  claim 1 , wherein when the front portion ( 12 ) is folded along the boundary line BL relative to the bottom portion ( 10 ), an outer end ( 21   c ) of the first superimposed portion ( 21 ) of the front portion ( 12 ) is aligned with the first cutting line ( 31 ) of the first lateral portion ( 14 ), and an outer end ( 22   c ) of the second superimposed portion ( 22 ) of the front portion ( 12 ) is aligned with the second cutting line ( 32 ) of the second lateral portion ( 16 ). 
     
     
       5. The blank of  claim 1 , wherein a protrusion ( 12   d ) protruding outward along the central axis CL of the front portion ( 12 ) is formed at a center of the upper end of the front portion ( 12 ). 
     
     
       6. A no-show sock ( 100 ) manufactured by using a fabric, the no-show sock ( 100 ) comprising:
 a bottom portion ( 10 ) configured to define a bottom of the no-show sock; 
 a front portion ( 12 ) configured to cover toes and a front foot top; and 
 first and second lateral portions ( 14 ,  16 ) configured to surround a lateral foot side and a heel, 
 the bottom portion ( 10 ), the front portion ( 12 ), and the first and second lateral portions ( 14 ,  16 ) are made by the fabric and connected integrally, 
 wherein the front portion ( 12 ) is connected to an upper end of the bottom portion ( 10 ), and 
 wherein a boundary line BL on which the bottom portion ( 10 ) and the front portion ( 12  are connected has a predetermined inclination angle θ with respect to a horizontal line HL perpendicular to a central axis CL of the bottom portion ( 10 ), wherein the bottom portion ( 10 ) has a contour configured to correspond to a sole, first and second lateral portions ( 14 ,  16 ) are connected to two opposite edges ( 10   c ,  10   d ) of a rear portion of the bottom portion ( 10 ), respectively, a lower end of the bottom portion ( 10 ) has a contour curved and protruding outward configured to correspond to the heel, and a ninth superimposed portion ( 29 ) is formed at a lower end of the bottom portion ( 10 ), 
 wherein a third superimposed portion ( 23 ) is formed at an upper end of the first lateral portion ( 14 ), a first cutting line ( 31 ) extending to a lower end of the third superimposed portion ( 23 ) is formed on an inner edge of the third superimposed portion ( 23 ), a fifth superimposed portion ( 25 ) is formed at a lower end of the first lateral portion ( 14 ), and a seventh superimposed portion ( 27 ) is positioned on an inner edge of the first lateral portion ( 14 ), 
 wherein a fourth superimposed portion ( 24 ) is formed at an upper end of the second lateral portion ( 16 ), a second cutting line ( 32 ) extending to a lower end of the fourth superimposed portion ( 24 ) is formed con an inner edge of the fourth superimposed portion ( 24 ), a sixth superimposed portion ( 26 ) is formed at a lower end of the second lateral portion ( 16 ), and an eighth superimposed portion ( 28 ) is formed on an inner edge of the second lateral portion ( 16 ), 
 wherein first and second superimposed portions ( 21 ,  22 ) are formed at two opposite sides of an upper end of the front portion ( 12 ), and two opposite edges ( 12   a ,  12   b ) of the front portion have contours corresponding to a portion of the two opposite edges ( 10   a ,  10   b ) in the forefoot area of the bottom portion ( 10 ), 
 wherein when the front portion ( 12 ) is folded along the boundary line BL relative to the bottom portion ( 10 ), rear surfaces ( 21 B,  22 B) of the first and second superimposed portions ( 21 ,  22 ) at the upper end of the front portion ( 12 ) are arranged to overlap a front surface of the third superimposed portion ( 23 ) at the upper end of the first lateral portion ( 12 ) and a front surface ( 24 A) of the fourth superimposed portion ( 24 ) at the upper end of the second lateral portion, respectively and the first and second superimposed portions ( 21 ,  22 ) are sewn together with the third and fourth superimposed portions ( 23 ,  24 ), respectively, and the two opposite edges ( 12   a ,  12   b ) of the front portion are aligned to correspond to a portion of the two opposite edges ( 10   a ,  10   b ) in the forefoot area of the bottom portion ( 10 ), respectively and sewn together, 
 wherein the fifth superimposed portion ( 25 ) at the lower end of the first lateral portion ( 14 ) and the sixth superimposed portion ( 26 ) at the lower end of the second lateral portion ( 16 ) overlap each other and are sewn together, and 
 wherein the ninth superimposed portion ( 29 ) at the lower end of the bottom portion ( 10 ) overlaps with the seventh superimposed portion ( 27 ) on an inner edge of the first lateral portion ( 14 ) and the eighth superimposed portion ( 28 ) on an inner edge of the second lateral portion ( 16 ) and is sewn together with them. 
 
     
     
       7. The no-show sock of  claim 6 , wherein the inclination angle θ of the boundary line BL on which the bottom portion ( 10 ) and the front portion ( 12 ) are connected with respect to the horizontal line HL perpendicular to the central axis CL of the bottom portion ( 10 ) is about 5° to 30°. 
     
     
       8. The no-show sock of  claim 6 , wherein when the front portion ( 12 ) is folded along the boundary line BL relative to the bottom portion ( 10 ), an outer end ( 21   c ) of the first superimposed portion ( 21 ) of the front portion ( 12 ) is aligned with the first cutting line ( 31 ) of the first lateral portion ( 14 ), and an outer end ( 22   c ) of the second superimposed portion ( 22 ) of the front portion ( 12 ) is aligned with the second cutting line ( 32 ) of the second lateral portion ( 16 ). 
     
     
       9. The no-show sock of  claim 6 , wherein a protrusion ( 29   d ) protruding outward along the central axis CL of the bottom portion ( 10 ) is formed at a center of the ninth superimposed portion ( 29 ) at the lower end of the bottom portion ( 10 ). 
     
     
       10. The no-show sock of  claim 6 , wherein a reinforcing fabric ( 30 ) is attached along the boundary line BL between the bottom portion ( 10 ) and the front portion ( 12 ), and an expansion/contraction ratio of a fiber arranged in a vertical direction is larger than an expansion/contraction ratio of a fiber arranged in a horizontal direction in the reinforcing fabric ( 30 ). 
     
     
       11. The no-show sock of  claim 6 , wherein elastic bands ( 40 ) are attached to an edge of the upper end of the front portion ( 12 ), an edge of the first lateral portion ( 14 ), and an edge of the second lateral portion ( 16 ), respectively. 
     
     
       12. The no-show sock of  claim 6 , wherein a bonding agent is applied between the rear surface ( 21 B) of the first superimposed portion ( 21 ) of the front portion ( 12 ) and the front surface ( 23 A) of the third superimposed portion ( 23 ) of the first lateral portion ( 14 ) and between the rear surface ( 22 B) of the second superimposed portion ( 22 ) of the front portion ( 12 ) and the front surface ( 24 A) of the fourth superimposed portion ( 24 ) of the second lateral portion ( 16 ). 
     
     
       13. The no-show sock of  claim 6 , wherein a silicone friction member ( 50 ) is attached to an outer portion of the overlapping portion between the fifth superimposed portion ( 25 ) at the lower end of the first lateral portion ( 14 ) and the sixth superimposed portion ( 26 ) at the lower end of the second lateral portion ( 16 ), and attached to portions of the edges of the first and second lateral portions ( 14 ,  16 ) that are configured to correspond to the heel. 
     
     
       14. The no-show sock of  claim 6 , wherein the fabric used to manufacture the bottom portion ( 10 ), the front portion ( 12 ), and the first and second lateral portions ( 14 ,  16 ) is woven by crossing weft and a warp having elasticity.